linux-kernel - Re: [PATCH] Fix buffer overrun in HID-SENSOR name.

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Message-ID: <b9dab02783e5eeaa74b291d4394150689e7c7b8a.camel@gmx.net>
Date:   Sat, 11 Mar 2023 01:53:22 +0100
From:   Philipp Jungkamp <p.jungkamp@....net>
To:     Todd Brandt <todd.e.brandt@...el.com>, linux-input@...r.kernel.org,
        linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     todd.e.brandt@...ux.intel.com, srinivas.pandruvada@...ux.intel.com,
        jic23@...nel.org, jikos@...nel.org
Subject: Re: [PATCH] Fix buffer overrun in HID-SENSOR name.

This is exactly the fix I proposed. Thank you for testing and properly
submitting it.

Regards,
Philipp Jungkamp

On Fri, 2023-03-10 at 15:54 -0800, Todd Brandt wrote:
> Philipp Jungkamp created this fix, I'm simply submitting it. I've
> verified it fixes bugzilla issue 217169.
> 
> Reported-and-tested-by: Todd Brandt <todd.e.brandt@...ux.intel.com>
> Link: https://bugzilla.kernel.org/show_bug.cgi?id=217169
> Signed-off-by: Todd Brandt <todd.e.brandt@...el.com>
> ---
>  drivers/hid/hid-sensor-custom.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/hid/hid-sensor-custom.c b/drivers/hid/hid-
> sensor-custom.c
> index 3e3f89e01d81..d85398721659 100644
> --- a/drivers/hid/hid-sensor-custom.c
> +++ b/drivers/hid/hid-sensor-custom.c
> @@ -940,7 +940,7 @@ hid_sensor_register_platform_device(struct
> platform_device *pdev,
>                                     struct hid_sensor_hub_device
> *hsdev,
>                                     const struct
> hid_sensor_custom_match *match)
>  {
> -       char real_usage[HID_SENSOR_USAGE_LENGTH];
> +       char real_usage[HID_SENSOR_USAGE_LENGTH] = { 0 };
>         struct platform_device *custom_pdev;
>         const char *dev_name;
>         char *c;